66400648

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{202441}}^1$

素因数の和:202488

約数の個数: 16

約数和(自身を含む): 127538460

約数和(自身を除く): 61137812

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 202441, 404882, 809764, 1619528, 8300081, 16600162, 33200324, 66400648]

約数ペア:

[(1, 66400648), (2, 33200324), (4, 16600162), (8, 8300081), (41, 1619528), (82, 809764), (164, 404882), (328, 202441)]